package com.sky.controller.admin;

import com.sky.dto.DishDTO;
import com.sky.dto.DishPageQueryDTO;
import com.sky.entity.Dish;
import com.sky.result.PageResult;
import com.sky.result.Result;
import com.sky.service.DishService;
import com.sky.vo.DishVO;
import io.swagger.annotations.Api;
import io.swagger.annotations.ApiOperation;
import lombok.extern.slf4j.Slf4j;
import org.apache.ibatis.annotations.Delete;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.data.redis.core.RedisTemplate;
import org.springframework.transaction.annotation.Transactional;
import org.springframework.web.bind.annotation.*;

import java.util.List;
import java.util.Set;

/**
 * 菜品管理
 */
@RequestMapping("/admin/dish")
@RestController
@Slf4j
@Api(tags = "菜品管理接口")
public class DishController {
    @Autowired
    private DishService dishService;

    @Autowired
    private RedisTemplate redisTemplate;

    @PostMapping
    @ApiOperation("新增菜品")
    public Result saveDish(@RequestBody DishDTO dishDTO) {
        log.info("新增菜品:{}", dishDTO);
        dishService.saveWithFlavor(dishDTO);
        //向Redis中添加缓存数据
        String key = "dish_" + dishDTO.getCategoryId();
        cleanCache(key);
        return Result.success();
    }

    @ApiOperation("菜品分页查询")
    @GetMapping("/page")
    public Result<PageResult> pageDish(DishPageQueryDTO dishPageQueryDTO) {
        log.info("菜品分页查询:{}", dishPageQueryDTO);
        PageResult pageResult = dishService.pageQueryDish(dishPageQueryDTO);
        return Result.success(pageResult);
    }

    @Transactional
    @DeleteMapping
    @ApiOperation("根据id批量删除菜品")
    public Result deleteDish(@RequestParam List<Long> ids) {
        log.info("根据ids批量删除菜品:{}", ids);
        dishService.deleteBatch(ids);
        cleanCache("dish_*");
        return Result.success();
    }

    @GetMapping("/{id}")
    @ApiOperation("根据id查询菜品")
    public Result<DishVO> getByWithFlavor(@PathVariable Long id) {
        log.info("根据id查询菜品及口味:{}",id);
        DishVO dishVO = dishService.getByWithFlavor(id);
        return Result.success(dishVO);
    }

    @Transactional
    @PutMapping
    @ApiOperation("修改菜品")
    public Result updateWithFlavor(@RequestBody DishDTO dishDTO){
        log.info("修改菜品:{}",dishDTO);
        dishService.updateWithFlavor(dishDTO);
        cleanCache("dish_*");
        return Result.success();
    }

    @PostMapping("/status/{status}")
    @ApiOperation("修改菜品状态")
    public Result startOrStop(@PathVariable Integer status,Long id){
        log.info("修改菜品状态:{},{}",status,id);
        dishService.startOrStop(status,id);
        cleanCache("dish_*");
        return Result.success();
    }

    @GetMapping("/list")
    @ApiOperation("根据分类查询菜品")
    public Result<List<Dish>> getCategoryId(Long categoryId){
        log.info("根据分类id查询菜品及口味:{}",categoryId);
        List<Dish> dishList = dishService.getCategoryId(categoryId);
        return Result.success(dishList);
    }

    private void cleanCache(String patten){
        Set keys = redisTemplate.keys(patten);
        redisTemplate.delete(keys);
    }
}
